51890870

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 95592096

約数和(自身を除く): 43701226

約数列:

[1, 2, 5, 10, 61, 122, 257, 305, 331, 514, 610, 662, 1285, 1655, 2570, 3310, 15677, 20191, 31354, 40382, 78385, 85067, 100955, 156770, 170134, 201910, 425335, 850670, 5189087, 10378174, 25945435, 51890870]

約数ペア:

[(1, 51890870), (2, 25945435), (5, 10378174), (10, 5189087), (61, 850670), (122, 425335), (257, 201910), (305, 170134), (331, 156770), (514, 100955), (610, 85067), (662, 78385), (1285, 40382), (1655, 31354), (2570, 20191), (3310, 15677)]